package com.auction.service.impl;

import com.auction.exception.BusinessException;
import com.auction.mapper.OrderMapper;
import com.auction.mapper.PaymentMapper;
import com.auction.pojo.Order;
import com.auction.pojo.Payment;
import com.auction.service.PaymentService;
import com.github.pagehelper.PageHelper;
import com.github.pagehelper.PageInfo;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;
import org.springframework.transaction.annotation.Transactional;

import java.math.BigDecimal;
import java.time.LocalDateTime;
import java.util.Date;
import java.util.List;

/**
 * 支付服务实现类
 */
@Service
@Slf4j
public class PaymentServiceImpl implements PaymentService {

    @Autowired
    private PaymentMapper paymentMapper;


    @Override
    public Payment getById(Long id) {
        log.info("根据ID查询支付信息: {}", id);
        // 由于没有直接的selectById方法，我们可以通过订单查询功能或扩展mapper
        // 这里临时返回null，需要在mapper中添加selectById方法
        return null;
    }

    @Override
    public Payment getByOrderId(Long orderId) {
        log.info("根据订单ID查询支付信息: {}", orderId);
        return paymentMapper.selectByOrderId(orderId);
    }

    @Override
    public PageInfo<Payment> page(int pageNum, int pageSize, Long userId, Integer paymentStatus) {
        log.info("分页查询支付记录: 页码={}, 每页大小={}, 用户ID={}, 支付状态={}", pageNum, pageSize, userId, paymentStatus);
        PageHelper.startPage(pageNum, pageSize);
        List<Payment> list = paymentMapper.selectByUserId(userId);
        return new PageInfo<>(list);
    }

    @Override
    @Transactional
    public boolean create(Payment payment) {
        log.info("创建支付记录: {}", payment);
        payment.setCreateTime(LocalDateTime.now());
        payment.setUpdateTime(LocalDateTime.now());
        paymentMapper.insert(payment);
        return true;
    }

    @Override
    @Transactional
    public boolean update(Payment payment) {
        log.info("更新支付记录: {}", payment);
        payment.setUpdateTime(LocalDateTime.now());
        return paymentMapper.updateStatus(payment.getId(), payment.getStatus()) > 0;
    }

    @Override
    @Transactional
    public boolean confirmPayment(Long id) {
        log.info("确认支付: ID={}", id);
        Payment payment = getByOrderId(id); // 这里需要修改逻辑或添加getById方法
        if (payment == null) {
            log.error("支付记录不存在: {}", id);
            return false;
        }

        payment.setStatus(1); // 已支付
        payment.setPaymentTime(LocalDateTime.now());
        payment.setUpdateTime(LocalDateTime.now());

        return paymentMapper.updateStatus(id, 1) > 0;
    }

    @Override
    @Transactional
    public boolean cancelPayment(Long id) {
        log.info("取消支付: ID={}", id);
        Payment payment = getByOrderId(id); // 这里需要修改逻辑或添加getById方法
        if (payment == null) {
            log.error("支付记录不存在: {}", id);
            return false;
        }

        payment.setStatus(2); // 已取消
        payment.setUpdateTime(LocalDateTime.now());

        return paymentMapper.updateStatus(id, 2) > 0;
    }

    @Override
    public void create(Long id, Long userId, BigDecimal orderAmount) {

    }

    @Override
    public void payCallback(Long orderId, String paymentMethod) {

    }
}